CN117284945A - Heavy-duty cable crane for bridge based on temporary tower and capable of transversely moving - Google Patents

Abstract

The invention provides a temporary tower-based heavy-duty cable crane for a transversely-movable bridge, and belongs to the technical field of bridge construction; including the stull, the bottom of stull is provided with the counter weight subassembly, the top of stull is provided with supporting component and traction assembly, the supporting component is including supporting the base, the bottom fixedly connected with servo motor of supporting the base, traction assembly includes the traction plate, the rotation of traction plate is connected with first drive portion, first drive portion is connected with the meshing of second drive portion, the second drive portion is connected with the meshing of traction portion. The invention avoids the change of the radian of each main rope in the process of transversely moving the cable crane by arranging the supporting component and the traction component, so that the running car is safer during running, and the supporting component and the traction component can be moved to the edge position of the transverse support by arranging the counterweight component, so that the transversely moving distance is increased.

Description

Heavy-duty cable crane for bridge based on temporary tower and capable of transversely moving

Technical Field

The invention relates to the technical field of bridge construction, in particular to a heavy-load cable crane for a transversely-movable bridge based on a temporary tower.

Background

The cable crane is hoisting equipment taking cables as main bearing structures, is generally used for transporting materials, equipment and personnel in large engineering projects, and is generally required to use heavy-load cable cranes for hoisting in the bridge construction process. The hoisting system can bear a large amount of weight, and plays a vital role in the bridge construction process.

However, the conventional heavy-load cable crane generally needs to be lifted at a fixed position, and in the construction of a relatively wide bridge, the mobility and flexibility of the conventional heavy-load cable crane in the bridge construction process are limited, and the conventional heavy-load cable crane capable of being laterally moved is realized by moving the position of a cable saddle in the use process, but in the moving process of the cable saddle, the original radian of a main cable transportation side steel cable can be changed, and after the cable saddle is moved, the center point of the gravity center is changed, so that the gravity balance of two ends is inconvenient to maintain, and the large distance cannot be moved in the practical operation, so that the integral lifting is limited.

Disclosure of Invention

The invention aims to solve the technical problem of providing a heavy-load cable crane for a transversely-movable bridge based on a temporary tower so as to solve the problems that the radian of a main cable is changed, potential safety hazards exist and the transverse movement gravity of the cable crane is unbalanced when the conventional cable crane transversely moves.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides a but heavy load cable hangs for sideslip formula bridge based on interim pylon, includes fixed subassembly, the top fixedly connected with tower body of fixed subassembly, the top fixedly connected with stull of tower body, the bottom of stull is provided with the counter weight subassembly, the top of stull is provided with the connecting plate, the equal fixedly connected with supporting component in both ends of connecting plate, be provided with the haulage subassembly in the supporting component, the counter weight subassembly includes coaxial gear, coaxial gear engagement connects on the bearing plate, the bottom fixedly connected with balancing weight of bearing plate, the supporting component includes the support base, the bottom fixedly connected with servo motor of support base, the equal fixedly connected with slider in both sides of support base, the top of support base is provided with the supporting cap, the haulage subassembly includes the haulage plate, the rotation of haulage plate is connected with first drive portion, first drive portion is connected with the second drive portion engagement, the top of haulage plate is rotated and is connected with the traction portion engagement.

Preferably, the fixed subassembly includes the built-in fitting, set up spacing slot in the built-in fitting, the both ends of the spacing slot of built-in fitting are provided with the hydraulic stem, sliding connection has the base in the spacing slot of built-in fitting, the loose end butt of hydraulic stem is at the both ends of base, the top fixedly connected with body of a tower of base, through the mutually supporting of hydraulic stem, can make the base steadily remove in the slot.

Preferably, two second spouts have been seted up to the top symmetry of stull, two be provided with first spout between the second spout, one side of second spout bottom is provided with a set of zigzag structure of uniform interval, the opposite side of second spout bottom is provided with the guide rail, the bearing groove has been seted up to the bottom of stull, fifth spout has all been seted up to the both sides of stull, and when servo motor was arranged in the second spout, servo motor's gear would be located zigzag structure and connect, and the leading wheel will be located the guide rail, makes servo motor's fuselage can not rub with the second spout.

Preferably, the bottom of the first chute is provided with a rotary chute, one side of the second chute on one side of the cross brace is provided with a third chute, the third chute is communicated with the first chute and the second chute, and the bottom of the bearing chute is provided with a fourth chute.

Preferably, the top of bearing plate is provided with the deflector, the top of deflector is provided with a set of zigzag structure of even interval, the deflector passes through zigzag structure and coaxial gear engagement connection, deflector sliding connection is in the bearing groove, bearing plate sliding connection is on the fourth spout, coaxial gear rotates the top of connecting at the bearing groove, one gear of major diameter in the coaxial gear is located the rotary tank, because two gear diameters are different in the coaxial gear, rotate the same time, though the gear rotates the circle the same, but the length of travel is different.

Preferably, a groove is formed in one side of the bottom of the connecting plate, a group of saw-tooth structures with uniform intervals are arranged in the groove, and the connecting plate is meshed and connected with a gear with a larger diameter in the coaxial gears through the saw-tooth structures.

Preferably, the support base is internally provided with a support groove, a guide rod is fixedly connected in the support groove, the bottom of the support groove is provided with a support plate, two ends of the support base are fixedly connected with cable saddles, the bottom of the support base is fixedly connected with four servo motors, one end of an output shaft in each servo motor is fixedly connected with a gear, the other end of the output shaft in each servo motor is fixedly connected with a guide wheel, one side of the guide wheel in each servo motor is fixedly connected with a worm, and a limiting chute with equal interval is formed in the support cover.

Preferably, the support base is slidably connected in the first chute, the servo motor is slidably connected in the second chute, the gear of the servo motor is engaged with the saw-tooth structure in the second chute, the guide wheel of the servo motor is movably connected on the guide rail in the second chute, the worm penetrates through and is slidably connected in the third chute, and the slide block is slidably connected in the fifth chute.

Preferably, the traction plate is slidingly connected on the support plate, the first transmission part comprises a first transmission shaft, one end of the first transmission shaft is fixedly connected with a turbine, a group of first transmission gears with uniform intervals are fixedly connected on the first transmission shaft, the second transmission part comprises a second transmission shaft, a group of transmission bevel gears with uniform intervals are fixedly connected on the second transmission shaft, the traction part comprises a traction bevel gear, and the top of the traction bevel gear is fixedly connected with a traction piece.

Preferably, the limiting hole is formed in the traction plate, the guide rod is connected in the limiting hole, the traction groove is formed in one side of the bottom of the traction plate, the traction groove is movably connected with the worm, the first transmission shaft and the second transmission shaft are all rotationally connected in the traction plate, the turbine is in meshed connection with the worm, the first transmission gear is in meshed connection with the transmission bevel gear, the transmission bevel gear is in meshed connection with the traction bevel gear, and the bottom of the traction piece is in sliding connection in the limiting sliding groove.

Compared with the prior art, the invention has at least the following beneficial effects:

in the scheme, through setting up supporting component and traction component, when heavy load cable crane needs sideslip, supporting component will drive the traction component and remove on the stull, and through the servo motor in the supporting component, traction component in the traction component can not only remove on the supporting component, still can twine the cable of main rope transportation side simultaneously, and release the cable of main rope fixed side, can realize keeping the main rope length between two body of a tower unchanged when heavy load cable crane sideslip, can make the cable of main rope fixed side remain the state of being in a straight all the time, the length of each main rope of having avoided the in-process sideslip all to change and result in the radian different, the potential safety hazard exists in the operation of messenger's sports car, also avoided the cable to lead to the fact the circumstances emergence that cable life reduces in the fierce friction on the cable saddle simultaneously.

Through setting up the counter weight subassembly, when heavy load cable crane needs sideslip, need supporting component and traction assembly remove on the stull, at the in-process of removal, the counter weight subassembly will be with their reverse removal, make the focus at stull top be located the body of the tower mid portion all the time, through balancing weight cooperation supporting component and traction assembly's position, make supporting component and traction assembly can remove the edge position of stull, adjust gravity distribution, and then can increase the distance of sideslip on keeping stable basis, avoid because the too big accident emergence that leads to the body of the tower slope to collapse even of pressure of body of the tower one side, more safety.

Through setting up fixed subassembly, after supporting component and traction assembly sideslip, still can't reach the requirement, through control hydraulic stem this moment, make the hydraulic stem of homonymy promote the base, make the base remove in the built-in fitting, make the whole sideslip that takes place of body of the tower, increase the length of sideslip, avoided the cable to hang the condition emergence of the distance of sideslip inadequately.

Drawings

The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the disclosure and to enable a person skilled in the pertinent art to make and use the disclosure.

FIG. 1 is a schematic perspective view of a heavy-duty cable hoist for a traversing bridge based on a temporary tower;

FIG. 2 is a schematic view of the cross-brace structure of the present invention;

FIG. 3 is a schematic cross-sectional view of a cross-brace according to the present invention;

FIG. 4 is a schematic view of the construction of the counterweight assembly of the invention;

FIG. 5 is a schematic view of the connection plate and the support assembly according to the present invention;

FIG. 6 is a schematic view of a structure of a connecting plate according to the present invention;

FIG. 7 is a schematic view of the connection of the support assembly and the traction assembly of the present invention;

FIG. 8 is a schematic view of a support assembly according to the present invention;

FIG. 9 is a schematic view of the traction assembly of the present invention;

fig. 10 is a schematic cross-sectional view of a traction assembly of the present invention.

[ reference numerals ]

1. A fixing assembly; 11. an embedded part; 12. a base; 13. a hydraulic rod; 2. a tower body; 3. a cross brace; 31. a first chute; 311. a rotary groove; 32. a second chute; 321. a third chute; 33. a bearing groove; 331. a fourth chute; 34. a fifth chute; 4. a counterweight assembly; 41. balancing weight; 42. a bearing plate; 421. a guide plate; 43. a coaxial gear; 5. a connecting plate; 6. a support assembly; 61. a support base; 611. a support groove; 612. a support plate; 613. a guide rod; 614. a cable saddle; 62. a servo motor; 621. a worm; 63. a slide block; 64. a support cover; 641. limiting sliding grooves; 7. a traction assembly; 71. a traction plate; 711. a limiting hole; 712. a traction groove; 72. a first transmission part; 721. a first drive shaft; 722. a turbine; 723. a first transmission gear; 73. a second transmission part; 731. a second drive shaft; 732. a drive bevel gear; 74. a traction section; 741. traction bevel gears; 742. a traction member.

While particular structures and devices are shown in the drawings to enable a clear implementation of embodiments of the invention, this is for illustrative purposes only and is not intended to limit the invention to the particular structures, devices and environments, which may be modified or adapted by those of ordinary skill in the art, as desired, and which remain within the scope of the appended claims.

Detailed Description

The invention provides a heavy-load cable crane for a temporary tower-based traversing bridge, which is described in detail below with reference to the accompanying drawings and specific embodiments. While the invention has been described herein in terms of the preferred and preferred embodiments, the following embodiments are intended to be more illustrative, and may be implemented in many alternative ways as will occur to those of skill in the art; and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention specifically.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.

It will be understood that the meanings of "on … …", "over … …" and "over … …" in this disclosure should be interpreted in the broadest sense so that "on … …" means not only "directly on" but also includes meaning "directly on" something with intervening features or layers therebetween, and "over … …" or "over … …" means not only "on" or "over" something, but also may include its meaning "on" or "over" something without intervening features or layers therebetween.

Furthermore, spatially relative terms such as "under …," "under …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.

As shown in fig. 1-10, an embodiment of the invention provides a heavy-duty cable crane for a transversely-moving bridge based on a temporary tower, which comprises a fixing component 1, wherein the top of the fixing component 1 is fixedly connected with a tower body 2, the top of the tower body 2 is fixedly connected with a transverse support 3, the bottom of the transverse support 3 is provided with a counterweight component 4, the top of the transverse support 3 is provided with a connecting plate 5, both ends of the connecting plate 5 are fixedly connected with supporting components 6, and the supporting components 6 are provided with traction components 7.

As shown in fig. 1-6, the fixing assembly 1 comprises an embedded part 11, a limit groove is formed in the embedded part 11, hydraulic rods 13 are arranged at two ends of the limit groove of the embedded part 11, a base 12 is slidably connected in the limit groove of the embedded part 11, movable ends of the hydraulic rods 13 are abutted to two ends of the base 12, a tower body 2 is fixedly connected to the top of the base 12, two second sliding grooves 32 are symmetrically formed at the top of a cross brace 3, a first sliding groove 31 is arranged between the two second sliding grooves 32, a group of saw-tooth structures with uniform intervals are arranged at one side of the bottom of the second sliding groove 32, a guide rail is arranged at the other side of the bottom of the second sliding groove 32, a bearing groove 33 is formed at the bottom of the cross brace 3, a fifth sliding groove 34 is formed at two sides of the cross brace 3, a rotary groove 311 is formed at the bottom of the first sliding groove 31, a third sliding groove 321 is formed at one side of the second sliding groove 32 positioned at one side of the cross brace 3, the third chute 321 is communicated with the first chute 31 and the second chute 32, the bottom of the bearing groove 33 is provided with a fourth chute 331, the counterweight component 4 comprises a coaxial gear 43, the coaxial gear 43 is meshed and connected with the bearing plate 42, the bottom of the bearing plate 42 is fixedly connected with the counterweight 41, the top of the bearing plate 42 is provided with a guide plate 421, the top of the guide plate 421 is provided with a group of saw-tooth structures with uniform intervals, the guide plate 421 is meshed and connected with the coaxial gear 43 through the saw-tooth structures, the guide plate 421 is slidably connected in the bearing groove 33, the bearing plate 42 is slidably connected on the fourth chute 331, the coaxial gear 43 is rotatably connected at the top of the bearing groove 33, one gear with larger diameter in the coaxial gear 43 is positioned in the rotary groove 311, one side of the bottom of the connecting plate 5 is provided with a groove, the groove is provided with a group of saw-tooth structures with uniform intervals, the connecting plate 5 is meshed with a larger diameter gear in the coaxial gear 43 through a serrated structure, when the connecting plate is installed, firstly, an embedded part 11 for reinforced concrete pouring is needed to be placed in a foundation pit dug in advance, the exposed part of the hydraulic rod 13 is buried together, then, the poured base 12 is placed in the embedded part 11, finally, the tower body 2 is installed on the base 12, when the heavy-duty cable crane needs to transversely move, the supporting component 6 and the traction component 7 positioned at the top of the transverse support 3 are mutually matched, the supporting component 6 can move on the transverse support 3, in the moving process of the two supporting components 6, the connecting plate 5 positioned between the two supporting components 6 can transversely move in the first chute 31, in the moving process of the connecting plate 5, because one gear in the coaxial gear 43 is meshed with the connecting plate 5, the connecting plate 5 can drive the gears to rotate, so that the coaxial gear 43 rotates, when the coaxial gear 43 rotates, the smaller diameter gear in the coaxial gear 43 rotates, the weight-bearing plate 42 can move, simultaneously, when the heavy-duty cable crane 42 moves, the position of the weight 41 can be changed when the heavy-duty cable crane moves, the position of the bearing weight plate 42 is changed, and the direction of the corresponding heavy-duty cable 2 is not moved to the opposite to the bearing plate 2 is moved, and the opposite to the moving direction of the bearing body 2 is still to the bearing 2 when the bearing 2 is not moved, and the opposite to the moving direction of the bearing 2 is kept to the bearing 2 when the heavy-duty cable 2 is not moved, and the moving in the opposite direction when the moving direction of the bearing 2 is not opposite to the bearing 2, at the moment, the base 12 is pushed by controlling the hydraulic rod 13 in the embedded part 11 through the expansion and contraction of the hydraulic rod 13, so that the tower body 2 integrally transversely moves, the transverse moving distance of the heavy-load cable crane is increased, and the heavy-load cable crane transversely moves to meet the construction requirement.

As shown in fig. 1 and 7-10, the supporting assembly 6 comprises a supporting base 61, a servo motor 62 is fixedly connected to the bottom of the supporting base 61, two sides of the supporting base 61 are fixedly connected with a sliding block 63, a supporting cover 64 is arranged at the top of the supporting base 61, a supporting groove 611 is formed in the supporting base 61, a guide rod 613 is fixedly connected to the supporting groove 611, a supporting plate 612 is arranged at the bottom of the supporting groove 611, cable saddles 614 are fixedly connected to two ends of the supporting base 61, four servo motors 62 are fixedly connected to the bottom of the supporting base 61, a gear is fixedly connected to one end of an output shaft of the servo motor 62, a guide wheel is fixedly connected to the other end of the output shaft of the servo motor 62, a worm 621 is fixedly connected to one side of the guide wheel of one servo motor 62, a limit sliding groove 641 with equal intervals is formed in the supporting cover 64, the supporting base 61 is slidingly connected to the first sliding groove 31, the servo motor 62 is slidingly connected in the second chute 32, the gear of the servo motor 62 is meshed with the saw-tooth structure in the second chute 32, the guide wheel of the servo motor 62 is movably connected on the guide rail in the second chute 32, the worm 621 penetrates through and is slidingly connected in the third chute 321, the sliding block 63 is slidingly connected in the fifth chute 34, the traction assembly 7 comprises a traction plate 71, the traction plate 71 is rotationally connected with a first transmission part 72, the first transmission part 72 is meshed with a second transmission part 73, the top of the traction plate 71 is rotationally connected with a traction part 74, the second transmission part 73 is meshed with the traction part 74, the traction plate 71 is slidingly connected on the support plate 612, the first transmission part 72 comprises a first transmission shaft 721, one end of the first transmission shaft 721 is fixedly connected with a turbine 722, a group of first transmission gears 723 with uniform intervals are fixedly connected on the first transmission shaft 721, the second transmission part 73 comprises a second transmission shaft 731, a group of transmission bevel gears 732 with uniform intervals are fixedly connected to the second transmission shaft 731, the traction part 74 comprises a traction bevel gear 741, a traction piece 742 is fixedly connected to the top of the traction bevel gear 741, a limiting hole 711 is formed in the traction plate 71, a guide rod 613 is connected to the limiting hole 711, a traction groove 712 is formed on one side of the bottom of the traction plate 71, the traction groove 712 is movably connected with a worm 621, a first transmission shaft 721 and a second transmission shaft 731 are both rotatably connected to the traction plate 71, a turbine 722 is in meshed connection with the turbine 621, the first transmission gear 723 is in meshed connection with the transmission bevel gear 732, the transmission bevel gear 732 is in meshed connection with the traction bevel gear 741, the bottom of the traction piece 742 is in sliding connection with the limiting groove 641, when a heavy-load cable crane is installed, each main cable needs to be wound on the corresponding traction piece 742 in the same direction, the main ropes are then supported on the rope saddles 614 on both sides so that the support members 6 can support the main ropes, the ropes of the main rope transporting portion are positioned above the traction member 742 when being wound, the ropes on the fixing side of the main ropes are positioned below the traction member 742, the servo motor 62 starts to rotate when the heavy-duty rope crane needs to be laterally moved, the gears on the servo motor 62 rotate when the servo motor 62 rotates, the servo motor 62 moves in the second sliding groove 32 because the servo motor 62 is fixed on the support base 61, the two support members 6 can stably move on the cross brace 3 in the same direction and the ropes on the fixing side of each main rope on the support members 6 are lengthened when the support members 6 move, meanwhile, the worm 621 at the other end of the servo motor 62 slides in the third sliding groove 321 while rotating, when the worm 621 rotates, the traction plate 71 moves on the supporting plate 612, meanwhile, the turbine 722 in the traction plate 71 rotates under the action of the worm 621, when the turbine 722 rotates, the first transmission gear 723 is driven to rotate, the first transmission gear 723 also drives the transmission bevel gear 732 to rotate, when the transmission bevel gear 732 rotates, the traction bevel gear 741 is driven to rotate, and finally, all traction pieces 742 synchronously rotate, when the traction pieces 742 rotate, one side of steel ropes transported by the main ropes are contracted, and one side of steel ropes fixed by the main ropes are lengthened. Therefore, when the servo motor 62 rotates, the traction member 742 moves towards the main rope transporting side, and winds the main rope transporting side rope, so that the length of the main rope transporting side rope is kept unchanged, and at the same time, the traction member 742 gradually releases the rope on the traction member 742 in the moving process, so that the length of the main rope on the main rope fixing side is prolonged, and the traction member 742 on the same traction assembly 7 is larger in lower diameter than the upper diameter, so that the length of the rope wound above the traction member 742 is smaller than the length of the rope released below the traction member 742 in the rotating process, and the length of the rope wound above the traction member 742 is the same as the moving distance of the traction member 742 on the support assembly 6, so that the length of the main rope between the two tower bodies 2 can be kept unchanged after the transverse movement of the heavy-duty cable crane is completed.

According to the technical scheme, the supporting component and the traction component are arranged, when the heavy-load cable crane needs to transversely move, the supporting component can drive the traction component to move on the transverse support, and through the servo motor in the supporting component, the traction component in the traction component can not only move on the supporting component, but also wind the steel cable at the main cable transportation side and release the steel cable at the main cable fixing side, so that the main cable length between two tower bodies can be kept unchanged when the heavy-load cable crane transversely moves, the steel cable at the main cable fixing side can be kept in a straight state all the time, the problem that radian is different due to the fact that the length of each main cable is changed in the transverse moving process is solved, potential safety hazards exist when a sports car runs, and the situation that the service life of the steel cable is reduced due to severe friction of the steel cable on a cable saddle is avoided.

Through setting up the counter weight subassembly, when heavy load cable crane needs sideslip, need supporting component and traction assembly remove on the stull, at the in-process of removal, the counter weight subassembly will be with their reverse removal, make the focus at stull top be located the body of the tower mid portion all the time, through balancing weight cooperation supporting component and traction assembly's position, make supporting component and traction assembly can remove the edge position of stull, adjust gravity distribution, and then can increase the distance of sideslip on keeping stable basis, avoid because the too big accident emergence that leads to the body of the tower slope to collapse even of pressure of body of the tower one side, more safety.

Through setting up fixed subassembly, after supporting component and traction assembly sideslip, still can't reach the requirement, through control hydraulic stem this moment, make the hydraulic stem of homonymy promote the base, make the base remove in the built-in fitting, make the whole sideslip that takes place of body of the tower, increase the length of sideslip, avoided the cable to hang the condition emergence of the distance of sideslip inadequately.

The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.

Those of ordinary skill in the art will appreciate that all or a portion of the steps in implementing the methods of the embodiments described above may be implemented by a program that instructs associated hardware, and the program may be stored on a computer readable storage medium, such as: ROM/RAM, magnetic disks, optical disks, etc.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (10)

1. The heavy-load cable crane for the transversely-moving bridge based on the temporary tower is characterized by comprising a fixing assembly, wherein the top of the fixing assembly is fixedly connected with a tower body, the top of the tower body is fixedly connected with a transverse support, the bottom of the transverse support is provided with a counterweight assembly, the top of the transverse support is provided with a connecting plate, both ends of the connecting plate are fixedly connected with supporting assemblies, and traction assemblies are arranged in the supporting assemblies;

the counterweight assembly comprises a coaxial gear which is connected to a bearing plate in a meshed manner, and a counterweight block is fixedly connected to the bottom of the bearing plate;

the support assembly comprises a support base, a servo motor is fixedly connected to the bottom of the support base, sliding blocks are fixedly connected to the two sides of the support base, and a support cover is arranged on the top of the support base;

the traction assembly comprises a traction plate, a first transmission part is rotationally connected to the traction plate, the first transmission part is in meshed connection with a second transmission part, the top of the traction plate is rotationally connected with a traction part, and the second transmission part is in meshed connection with the traction part.

2. The temporary tower-based heavy-duty cable crane for a transversely-movable bridge according to claim 1, wherein the fixing assembly comprises an embedded part, a limit groove is formed in the embedded part, hydraulic rods are arranged at two ends of the limit groove of the embedded part, bases are slidably connected in the limit groove of the embedded part, movable ends of the hydraulic rods are abutted to two ends of the bases, and a tower body is fixedly connected to the top of the base.

3. The temporary tower-based cross-movable bridge heavy-load cable crane according to claim 2, wherein two second sliding grooves are symmetrically formed in the top of the cross brace, a first sliding groove is formed between the two second sliding grooves, a group of saw-tooth structures with uniform intervals are arranged on one side of the bottom of the second sliding groove, a guide rail is arranged on the other side of the bottom of the second sliding groove, a bearing groove is formed in the bottom of the cross brace, and a fifth sliding groove is formed in both sides of the cross brace.

4. The temporary tower-based cross-movable bridge heavy-load cable crane of claim 3, wherein a rotating groove is formed in the bottom of the first sliding groove, a third sliding groove is formed in one side of the second sliding groove on one side of the cross brace, the third sliding groove is communicated with the first sliding groove and the second sliding groove, and a fourth sliding groove is formed in the bottom of the bearing groove.

5. The temporary tower-based traversing bridge heavy-duty cable crane of claim 4, wherein a guide plate is provided at the top of the bearing plate, a set of saw-tooth structures with uniform intervals are provided at the top of the guide plate, the guide plate is engaged with a coaxial gear through the saw-tooth structures, the guide plate is slidably connected in the bearing groove, the bearing plate is slidably connected on the fourth groove, the coaxial gear is rotatably connected at the top of the bearing groove, and one gear with a larger diameter of the coaxial gears is positioned in the rotating groove.

6. The temporary tower-based cross-movable bridge heavy-duty cable crane of claim 5, wherein a groove is formed in one side of the bottom of the connecting plate, a group of uniformly spaced saw-tooth structures are arranged in the groove, and the connecting plate is engaged with gears in the coaxial gears through the saw-tooth structures.

7. The temporary tower-based cross-sliding bridge heavy-load cable crane according to claim 6, wherein a supporting groove is formed in the supporting base, a guide rod is fixedly connected in the supporting groove, a supporting plate is arranged at the bottom of the supporting groove, cable saddles are fixedly connected at two ends of the supporting base, four servo motors are fixedly connected at the bottom of the supporting base, a gear is fixedly connected at one end of an output shaft in each servo motor, a guide wheel is fixedly connected at the other end of the output shaft in each servo motor, a worm is fixedly connected at one side of the guide wheel in one servo motor, and limiting sliding grooves with equal intervals are formed in the supporting cover.

8. The temporary tower-based traversing bridge heavy-duty cable crane of claim 7, wherein the support base is slidably coupled in a first chute, the servo motor is slidably coupled in a second chute, a gear of the servo motor is engaged with a saw tooth structure in the second chute, a guide wheel of the servo motor is movably coupled to a guide rail in the second chute, the worm is threaded and slidably coupled in a third chute, and the slider is slidably coupled in a fifth chute.

9. The temporary tower-based traversing bridge heavy-duty cable crane of claim 8, wherein the traction plate is slidably connected to the support plate, the first transmission portion comprises a first transmission shaft, one end of the first transmission shaft is fixedly connected with a turbine, a group of first transmission gears with uniform intervals are fixedly connected to the first transmission shaft, the second transmission portion comprises a second transmission shaft, a group of transmission bevel gears with uniform intervals are fixedly connected to the second transmission shaft, the traction portion comprises a traction bevel gear, and a traction member is fixedly connected to the top of the traction bevel gear.

10. The temporary tower-based heavy-duty cable crane for a transversely-movable bridge according to claim 9, wherein a limiting hole is formed in the traction plate, a guide rod is connected in the limiting hole, a traction groove is formed in one side of the bottom of the traction plate, the traction groove is movably connected with a worm, the first transmission shaft and the second transmission shaft are both rotatably connected in the traction plate, the turbine is in meshed connection with the worm, the first transmission gear is in meshed connection with the transmission bevel gear, the transmission bevel gear is in meshed connection with the traction bevel gear, and the bottom of the traction piece is in sliding connection with the limiting chute.